Re: COMBUSTIBLE CEILING SPACE

2019-09-20 Thread Travis Mack via Sprinklerforum
In that case I go from floor to deck to apply QR reduction. Travis Mack, CFPS, CWBSP, RME-G, SET 480-505-9271 MFP Design, LLC www.mfpdesign,com Send large files to MFP Design via: https://www.hightail.com/u/MFPDesign Sent from my iPhone > On Sep 20, 2019, at 6:57 PM, Ron Greenman via

Re: COMBUSTIBLE CEILING SPACE

2019-09-20 Thread Ron Greenman via Sprinklerforum
I like this discussion. What about the dreaded perimeter opening 9n an otherwise non-combustible ceiling? Does a spacing ruling from the opening apply? Ron Greenman rongreen...@gmail.com 253.576.9700 The Universe is monstrously indifferent to the presence of man. -Werner Herzog, screenwriter,

Re: COMBUSTIBLE CEILING SPACE

2019-09-20 Thread Matthew J Willis via Sprinklerforum
Ummm, Almost 2 different animals. Clouds are obstructions, not rated ceiling assemblies. When in doubt, follow the heat. Meat On the road.. From: Travis Mack, SET, CFPS, CWBSP, RME-G Sent: Friday, September 20, 2019 6:10:04 PM To: 'Phillips, Mark' ;

RE: COMBUSTIBLE CEILING SPACE

2019-09-20 Thread Travis Mack, SET, CFPS, CWBSP, RME-G via Sprinklerforum
I think with cloud ceilings, you will need to go from the floor. With full ceilings, you can use the ceiling as the floor level. That may be a good one for an AFSA interp. Travis Mack, CFPS, CWBSP, RME-G, SET MFP Design, LLC 3356 E Vallejo Ct Gilbert, AZ

Re: COMBUSTIBLE CEILING SPACE

2019-09-20 Thread Phillips, Mark via Sprinklerforum
Is there any code reference because I lost the argument several times. Let's say you have an area with a cloud ceiling with interstitial. Deck is 15' between floors with beam construction and the ceiling cloud is 8' with a gap requiring interstitial. Thanks Sent from my cell phone. Please

Re: COMBUSTIBLE CEILING SPACE

2019-09-20 Thread Matthew J Willis via Sprinklerforum
Concur. Works in an attic as well. Matt On the road.. From: Sprinklerforum on behalf of Travis Mack, SET, CFPS, CWBSP, RME-G via Sprinklerforum Sent: Friday, September 20, 2019 5:47:17 PM To: vi...@wtfp.net ; sprinklerforum@lists.firesprinkler.org Cc:

RE: COMBUSTIBLE CEILING SPACE

2019-09-20 Thread Travis Mack, SET, CFPS, CWBSP, RME-G via Sprinklerforum
It is my understanding you can use the ceiling with the pendent sprinklers as the floor level when measuring the QR reduction. Travis Mack, CFPS, CWBSP, RME-G, SET MFP Design, LLC 3356 E Vallejo Ct Gilbert, AZ 85298 480-505-9271 fax: 866-430-6107

Re: COMBUSTIBLE CEILING SPACE

2019-09-20 Thread Phillips, Mark via Sprinklerforum
Yes but it's the higher elevation for the reduction calculations Sent from my cell phone. Please excuse spelling etc. Mark Phillips Vice President of Fire Protection, Kirlin Carolinas, LLC t: 919-526-1584 | m: 919-610-0490 mphill...@jjkllc.com | https://kirlingroup.com 8000 Brownleigh Dr,

RE: COMBUSTIBLE CEILING SPACE

2019-09-20 Thread Travis Mack, SET, CFPS, CWBSP, RME-G via Sprinklerforum
Criteria for QR reduction: QR sprinklers Light / Ord hazard Wet System Height ≤20’ No unprotected ceiling pockets If you concealed combustible space meets those criteria, then you can do the QR reduction. Note: If you have a concealed space that requires specially listed sprinklers,

COMBUSTIBLE CEILING SPACE

2019-09-20 Thread Vince Sabolik via Sprinklerforum
The area above the ceiling requires protection. Is the reduced area (use of QR) applicable? -- *Vince Sabolik* *West Tech Fire Protection, Inc.*** 11351 Pearl Road   /   Strongsville, Ohio   44136 Phone 440 238-4800    Fax 440 238-4876   Cell 440 724-7601